iSharkFly-Docs
/
java-tutorials
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #11755 from JoannaaKL/master 

BAEL-5304
This commit is contained in:
Greg Martin 2022-03-25 13:51:03 -04:00 committed by GitHub
parent bcb342693c 72b79f5023
commit 4a887226a1
12 changed files with 449 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
graphql/graphql-spqr/pom.xml Normal file
View File

@ -0,0 +1,51 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.graphql</groupId>
<artifactId>graphql-spqr</artifactId>
<version>1.0</version>
<name>graphql-java</name>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../..</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>${spring-boot-version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<version>${spring-boot-version}</version>
</dependency>
<dependency>
<groupId>io.leangen.graphql</groupId>
<artifactId>graphql-spqr-spring-boot-starter</artifactId>
<version>${graphql-spqr-spring-boot-starter-version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>2.6.2</version>
</plugin>
</plugins>
</build>
<properties>
<spring-boot-version>2.6.2</spring-boot-version>
<graphql-spqr-spring-boot-starter-version>0.0.6</graphql-spqr-spring-boot-starter-version>
</properties>
</project>

11
graphql/graphql-spqr/src/main/java/com/baeldung/SpringBootApp.java Normal file
View File

@ -0,0 +1,11 @@
package com.baeldung;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class SpringBootApp {
public static void main(String[] args) {
SpringApplication.run(SpringBootApp.class, args);
}
}

57
graphql/graphql-spqr/src/main/java/com/baeldung/spqr/Book.java Normal file
View File

@ -0,0 +1,57 @@
package com.baeldung.spqr;
import java.util.Objects;
public class Book {
private Integer id;
private String author;
private String title;
public Book(Integer id, String author, String title) {
this.id = id;
this.author = author;
this.title = title;
}
public Book() {
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
Book book = (Book) o;
return id.equals(book.id);
}
@Override
public int hashCode() {
return Objects.hash(id);
}
}

51
graphql/graphql-spqr/src/main/java/com/baeldung/spqr/BookService.java Normal file
View File

@ -0,0 +1,51 @@
package com.baeldung.spqr;
import io.leangen.graphql.annotations.GraphQLArgument;
import io.leangen.graphql.annotations.GraphQLMutation;
import io.leangen.graphql.annotations.GraphQLQuery;
import io.leangen.graphql.spqr.spring.annotations.GraphQLApi;
import org.springframework.stereotype.Service;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
@Service
@GraphQLApi
public class BookService implements IBookService {
Set<Book> books = new HashSet<>();
@GraphQLQuery(name = "getBookWithTitle")
public Book getBookWithTitle(@GraphQLArgument(name = "title") String title) {
return books.stream()
.filter(book -> book.getTitle()
.equals(title))
.findFirst()
.orElse(null);
}
@GraphQLQuery(name = "getAllBooks", description = "Get all books")
public List<Book> getAllBooks() {
return books.stream()
.toList();
}
@GraphQLMutation(name = "addBook")
public Book addBook(@GraphQLArgument(name = "newBook") Book book) {
books.add(book);
return book;
}
@GraphQLMutation(name = "updateBook")
public Book updateBook(@GraphQLArgument(name = "modifiedBook") Book book) {
books.remove(book);
books.add(book);
return book;
}
@GraphQLMutation(name = "deleteBook")
public boolean deleteBook(@GraphQLArgument(name = "book") Book book) {
return books.remove(book);
}
}

15
graphql/graphql-spqr/src/main/java/com/baeldung/spqr/IBookService.java Normal file
View File

@ -0,0 +1,15 @@
package com.baeldung.spqr;
import java.util.List;
public interface IBookService {
Book getBookWithTitle(String title);
List<Book> getAllBooks();
Book addBook(Book book);
Book updateBook(Book book);
boolean deleteBook(Book book);
}

5
spring-boot-modules/spring-boot-libraries-2/pom.xml
View File

@ -57,6 +57,11 @@
<version>${awaitility.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>io.leangen.graphql</groupId>
<artifactId>spqr</artifactId>
<version>0.11.2</version>
</dependency>
</dependencies>
<build>

57
spring-boot-modules/spring-boot-libraries-2/src/main/java/com/baeldung/sprq/Book.java Normal file
View File

@ -0,0 +1,57 @@
package com.baeldung.sprq;
import java.util.Objects;
public class Book {
private Integer id;
private String author;
private String title;
public Book(Integer id, String author, String title) {
this.id = id;
this.author = author;
this.title = title;
}
public Book() {
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
Book book = (Book) o;
return id.equals(book.id);
}
@Override
public int hashCode() {
return Objects.hash(id);
}
}

42
spring-boot-modules/spring-boot-libraries-2/src/main/java/com/baeldung/sprq/BookResolver.java Normal file
View File

@ -0,0 +1,42 @@
package com.baeldung.sprq;
import io.leangen.graphql.annotations.GraphQLArgument;
import io.leangen.graphql.annotations.GraphQLMutation;
import io.leangen.graphql.annotations.GraphQLQuery;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Profile;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class BookResolver {
@Autowired
IBookService bookService;
@GraphQLQuery(name = "getBookWithTitle")
public Book getBookWithTitle(@GraphQLArgument(name = "title") String title) {
return bookService.getBookWithTitle(title);
}
@GraphQLQuery(name = "getAllBooks", description = "Get all books")
public List<Book> getAllBooks() {
return bookService.getAllBooks();
}
@GraphQLMutation(name = "addBook")
public Book addBook(@GraphQLArgument(name = "newBook") Book book) {
return bookService.addBook(book);
}
@GraphQLMutation(name = "updateBook")
public Book updateBook(@GraphQLArgument(name = "modifiedBook") Book book) {
return bookService.updateBook(book);
}
@GraphQLMutation(name = "deleteBook")
public void deleteBook(@GraphQLArgument(name = "book") Book book) {
bookService.deleteBook(book);
}
}

48
spring-boot-modules/spring-boot-libraries-2/src/main/java/com/baeldung/sprq/BookService.java Normal file
View File

@ -0,0 +1,48 @@
package com.baeldung.sprq;
import org.springframework.context.annotation.Profile;
import org.springframework.stereotype.Service;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
@Service
public class BookService implements IBookService {
Set<Book> books = new HashSet<>();
@Override
public Book getBookWithTitle(String title) {
return books.stream()
.filter(book -> book.getTitle()
.equals(title))
.findFirst()
.orElse(null);
}
@Override
public List<Book> getAllBooks() {
return books.stream()
.collect(Collectors.toList());
}
@Override
public Book addBook(Book book) {
books.add(book);
return book;
}
@Override
public Book updateBook(Book book) {
books.remove(book);
books.add(book);
return book;
}
@Override
public boolean deleteBook(Book book) {
return books.remove(book);
}
}

35
spring-boot-modules/spring-boot-libraries-2/src/main/java/com/baeldung/sprq/GraphqlController.java Normal file
View File

@ -0,0 +1,35 @@
package com.baeldung.sprq;
import graphql.ExecutionResult;
import graphql.GraphQL;
import graphql.GraphQLException;
import graphql.schema.GraphQLSchema;
import io.leangen.graphql.GraphQLSchemaGenerator;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Profile;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest;
import java.util.Map;
@RestController
public class GraphqlController {
private final GraphQL graphQL;
@Autowired
public GraphqlController(BookResolver bookResolver) {
GraphQLSchema schema = new GraphQLSchemaGenerator().withBasePackages("com.baeldung")
.withOperationsFromSingleton(bookResolver)
.generate();
this.graphQL = new GraphQL.Builder(schema).build();
}
@PostMapping(value = "/graphql")
public Map<String, Object> execute(@RequestBody Map<String, String> request, HttpServletRequest raw) throws GraphQLException {
ExecutionResult result = graphQL.execute(request.get("query"));
return result.getData();
}
}

15
spring-boot-modules/spring-boot-libraries-2/src/main/java/com/baeldung/sprq/IBookService.java Normal file
View File

@ -0,0 +1,15 @@
package com.baeldung.sprq;
import java.util.List;
public interface IBookService {
Book getBookWithTitle(String title);
List<Book> getAllBooks();
Book addBook(Book book);
Book updateBook(Book book);
boolean deleteBook(Book book);
}

62
spring-boot-modules/spring-boot-libraries-2/src/test/java/com/baeldung/sprq/GraphqlControllerIntegrationTest.java Normal file
View File

@ -0,0 +1,62 @@
package com.baeldung.sprq;
import org.json.JSONException;
import org.json.JSONObject;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.servlet.MockMvc;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
@RunWith(SpringRunner.class)
@SpringBootTest
@AutoConfigureMockMvc
public class GraphqlControllerIntegrationTest {
@Autowired
private MockMvc mockMvc;
@Autowired
BookService bookService;
private static final String GRAPHQL_PATH = "/graphql";
@Test
public void givenNoBooks_whenReadAll_thenStatusIsOk() throws Exception {
String getAllBooksQuery = "{ getAllBooks {id author title } }";
this.mockMvc.perform(post(GRAPHQL_PATH).content(toJSON(getAllBooksQuery))
.contentType(
MediaType.APPLICATION_JSON))
.andExpect(status().isOk())
.andExpect(jsonPath("$.getAllBooks").isEmpty());
}
@Test
public void whenAddBook_thenStatusIsOk() throws Exception {
String addBookMutation = "mutation { addBook(newBook: {id: 123, author: \"J.R.R. Tolkien\", "
+ "title: \"The Lord of the Rings\"}) { id author title } }";
this.mockMvc.perform(post(GRAPHQL_PATH).content(toJSON(addBookMutation))
.contentType(MediaType.APPLICATION_JSON))
.andExpect(status().isOk())
.andExpect(jsonPath("$.addBook.id").value("123"))
.andExpect(jsonPath("$.addBook.author").value("J.R.R. Tolkien"))
.andExpect(jsonPath("$.addBook.title").value("The Lord of the Rings"));
}
private String toJSON(String query) throws JSONException {
JSONObject jsonObject = new JSONObject();
jsonObject.put("query", query);
return jsonObject.toString();
}
}